CaribSea Aragonite buffers to the highest pH and delivers more calcium, carbonate, and trace elements than any other substrate. Little or no rinsing required, aragonite keeps aquariums healthier, longer.

CaribSea Aragamax Sugar Sized Sand has received great reviews from reef hobbyists nationwide.

Aragamax Sugar-Sized Sand: 0.2 - 1.2 mm diameter grain size. This grade is also great for shallow sand beds, with dentrification in as little as a 1" depth. This fine sand can pass easily through the gills of goby's and other sand-sifting organisms. The smooth round grains are gentle on soft bellied sharks and rays. A beautiful all natural white color. Is metal free and contains no ash or silica.

CaribSea Aragonite buffers to the highest pH and delivers more calcium, carbonate, and trace elements than any other substrate. Little or no rinsing required, aragonite keeps aquariums healthier, longer.

18 x 48 Undergravel Aquarium Filter - Provides valuable biological filtration under your substrate. To date one of the most popular biological filtration methods for aquariums. Can be used for freshwater and saltwater aquariums. read more...